[PATCHv9 10/13] meson/ao-cec: use cec_notifier_cec_adap_(un)register

Hans Verkuil hverkuil-cisco at xs4all.nl
Tue Jun 25 14:45:07 UTC 2019


Use the new cec_notifier_cec_adap_(un)register() functions to
(un)register the notifier for the CEC adapter.

Signed-off-by: Hans Verkuil <hverkuil-cisco at xs4all.nl>
---
 drivers/media/platform/meson/ao-cec.c | 37 +++++++++++++--------------
 1 file changed, 18 insertions(+), 19 deletions(-)

diff --git a/drivers/media/platform/meson/ao-cec.c b/drivers/media/platform/meson/ao-cec.c
index facf9b029e79..b80eb8f9b422 100644
--- a/drivers/media/platform/meson/ao-cec.c
+++ b/drivers/media/platform/meson/ao-cec.c
@@ -616,20 +616,22 @@ static int meson_ao_cec_probe(struct platform_device *pdev)
 
 	spin_lock_init(&ao_cec->cec_reg_lock);
 
-	ao_cec->notify = cec_notifier_get(hdmi_dev);
-	if (!ao_cec->notify)
-		return -ENOMEM;
-
 	ao_cec->adap = cec_allocate_adapter(&meson_ao_cec_ops, ao_cec,
 					    "meson_ao_cec",
 					    CEC_CAP_LOG_ADDRS |
 					    CEC_CAP_TRANSMIT |
 					    CEC_CAP_RC |
-					    CEC_CAP_PASSTHROUGH,
+					    CEC_CAP_PASSTHROUGH |
+					    CEC_CAP_CONNECTOR_INFO,
 					    1); /* Use 1 for now */
-	if (IS_ERR(ao_cec->adap)) {
-		ret = PTR_ERR(ao_cec->adap);
-		goto out_probe_notify;
+	if (IS_ERR(ao_cec->adap))
+		return PTR_ERR(ao_cec->adap);
+
+	ao_cec->notify = cec_notifier_cec_adap_register(hdmi_dev, NULL,
+							ao_cec->adap);
+	if (!ao_cec->notify) {
+		ret = -ENOMEM;
+		goto out_probe_adapter;
 	}
 
 	ao_cec->adap->owner = THIS_MODULE;
@@ -638,7 +640,7 @@ static int meson_ao_cec_probe(struct platform_device *pdev)
 	ao_cec->base = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(ao_cec->base)) {
 		ret = PTR_ERR(ao_cec->base);
-		goto out_probe_adapter;
+		goto out_probe_notify;
 	}
 
 	irq = platform_get_irq(pdev, 0);
@@ -648,20 +650,20 @@ static int meson_ao_cec_probe(struct platform_device *pdev)
 					0, NULL, ao_cec);
 	if (ret) {
 		dev_err(&pdev->dev, "irq request failed\n");
-		goto out_probe_adapter;
+		goto out_probe_notify;
 	}
 
 	ao_cec->core = devm_clk_get(&pdev->dev, "core");
 	if (IS_ERR(ao_cec->core)) {
 		dev_err(&pdev->dev, "core clock request failed\n");
 		ret = PTR_ERR(ao_cec->core);
-		goto out_probe_adapter;
+		goto out_probe_notify;
 	}
 
 	ret = clk_prepare_enable(ao_cec->core);
 	if (ret) {
 		dev_err(&pdev->dev, "core clock enable failed\n");
-		goto out_probe_adapter;
+		goto out_probe_notify;
 	}
 
 	ret = clk_set_rate(ao_cec->core, CEC_CLK_RATE);
@@ -685,19 +687,17 @@ static int meson_ao_cec_probe(struct platform_device *pdev)
 	writel_relaxed(CEC_GEN_CNTL_RESET,
 		       ao_cec->base + CEC_GEN_CNTL_REG);
 
-	cec_register_cec_notifier(ao_cec->adap, ao_cec->notify);
-
 	return 0;
 
 out_probe_clk:
 	clk_disable_unprepare(ao_cec->core);
 
+out_probe_notify:
+	cec_notifier_cec_adap_unregister(ao_cec->notify);
+
 out_probe_adapter:
 	cec_delete_adapter(ao_cec->adap);
 
-out_probe_notify:
-	cec_notifier_put(ao_cec->notify);
-
 	dev_err(&pdev->dev, "CEC controller registration failed\n");
 
 	return ret;
@@ -709,10 +709,9 @@ static int meson_ao_cec_remove(struct platform_device *pdev)
 
 	clk_disable_unprepare(ao_cec->core);
 
+	cec_notifier_cec_adap_unregister(ao_cec->notify);
 	cec_unregister_adapter(ao_cec->adap);
 
-	cec_notifier_put(ao_cec->notify);
-
 	return 0;
 }
 
-- 
2.20.1



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